Thanks to artificial intelligence, peace has reigned on Earth for many centuries. Suddenly, in the depths of space, earthlings discover a lost star ark. A huge starship, equipped with mysterious alien machines and which left its home planet in the Age of Wars, has been roaming the expanses of space for a thousand years. Two Observers, Kai and Linda, together with a squad of combat androids go to the ark to find out how dangerous it is for humanity. What secrets does the gigantic ship hide? What happened to the crew and passengers after a thousand years? And how will this mission affect the future fate of Kai, Linda and all humanity?